El Bolsón weather in December

In December, El Bolsón sees average daytime highs of 17°C and overnight lows near 6°C, with 83 mm of precipitation across 10 wet days and about 15 hours of daylight. It is the 3rd-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 16°C in the first days to 18°C by the end. The sky is clear or mostly clear about 32% of the time in December, and the air most often feels dry.

Daylight stretches from about 14 h 48 min at the start of December to 15 hours by month's end. Set against the rest of the year, December is El Bolsón's 3rd-clearest and 1st-windiest month. For the whole year in context, see El Bolsón's year-round climate.

Daytime high
17°
3rd warmest
Overnight low
10th coldest
Precipitation
83 mm
10 wet days
Daylight
15 hours
6:11 AM – 9:13 PM
Cloud cover
55%
3rd clearest
Wind
7 km/h
1st windiest
Solar energy
7.37 kWh/m²
Travel score
5.5
out of 10

El Bolsón is human settlement.

Founded
1926

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 16°C in the first days to 18°C by the end.

A typical December day in El Bolsón reaches about 17°C in the afternoon and slips back to 6°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 24°C. Set against its neighbours, December runs about 3°C warmer than November and about 2°C cooler than January.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1165
2165
3165
4165
5165
6165
7165
8165
9175
10175
11176
12176
13176
14176
15176
16176
17176
18176
19176
20176
21176
22176
23176
24176
25186
26186
27186
28187
29187
30187
31187

How December really feels in El Bolsón

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

El Bolsón weather by month

How December compares with the rest of the year at a glance. December is the 3rd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan19° / 5670.214.76.8
Feb19° / 516.40.213.76.9
Mar17° / 6890.312.35.5
Apr12° / 11311.62.510.93.0
May / 15914.75.29.71.1
Jun / -2°21817.71390.0
Jul / -3°18916.413.49.30.0
Aug / -2°18317.113.810.30.1
Sep / -1°10112.68.211.71.1
Oct11° / 11213.56.413.12.5
Nov14° / 9211.42.414.44.1
Dec17° / 83101155.5

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 16% of December, with mostly cloudy or overcast conditions the remaining 52%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24753
34852
44951
54852
64852
74951
84852
94852
104852
114852
124852
134852
144852
154654
164654
174654
184753
194753
204753
214753
224753
234753
244753
254852
264852
274951
285050
295050
305050
315149

Chance of precipitation in December

Any precipitationSnow

El Bolsón gets around 83 mm of rain and snow over 10 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 32% and peaks near 33% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1325
2325
3315
4315
5315
6314
7314
8324
9324
10324
11323
12323
13323
14323
15333
16333
17333
18333
19333
20333
21333
22333
23322
24322
25322
26322
27322
28322
29322
30322
31322

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
24991
25991
26991
27991
28991
29991
30991
31991

Wind in December

Winds average 7 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
198calm
208calm
218calm
228calm
238calm
248calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 14 h 48 min at the start of December to 15 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over December. Sunrise moves from 6:11 AM to 6:19 AM, and sunset from 9:01 PM to 9:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.86:119:01
214.86:119:02
314.96:119:03
414.96:109:04
514.96:109:05
614.96:109:06
714.96:109:06
815.06:109:07
915.06:109:08
1015.06:109:09
1115.06:109:10
1215.06:109:11
1315.06:109:11
1415.06:119:12
1515.06:119:13
1615.06:119:13
1715.06:119:14
1815.16:129:15
1915.16:129:15
2015.16:129:16
2115.16:139:16
2215.16:139:17
2315.16:149:17
2415.16:149:18
2515.16:159:18
2615.16:159:19
2715.06:169:19
2815.06:179:19
2915.06:179:19
3015.06:189:20
3115.06:199:20

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 7.37 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 1.35 kWh/m² to a high of 7.37 kWh/m² in January across the year — December's 7.37 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.1Intense
27.1Intense
37.2Intense
47.2Intense
57.2Intense
67.3Intense
77.3Intense
87.3Intense
97.3Intense
107.3Intense
117.3Intense
127.3Intense
137.3Intense
147.3Intense
157.4Intense
167.4Intense
177.4Intense
187.4Intense
197.4Intense
207.4Intense
217.4Intense
227.4Intense
237.4Intense
247.4Intense
257.4Intense
267.4Intense
277.4Intense
287.5Intense
297.5Intense
307.5Intense
317.5Intense
Planning a trip in December

Hazard calendar for El Bolsón

In seasonPeak

None of El Bolsón's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

El Bolsón's rainy season runs April–October, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit El Bolsón?

Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.5
Sightseeing
3rd-best month of the year
1.3
Beach & pool
3rd-best month of the year

December is a reasonable time to visit El Bolsón for sightseeing.

What to pack for El Bolsón in December

From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In December, El Bolsón sees daytime highs around 17°C and nights near 6°C. Pack sun protection. Worth having: a warm layer and rain gear. About 10 days see rain.

sun protectiona warm layerrain gear

UV index in El Bolsón in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in El Bolsón peaks around December 22 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeModerateLowModerateVery highExtremeDec 22UV 12Jun 18UV 2
UV index (midday)Level
Jan12Extreme
Feb11Extreme
Mar7Very high
Apr4Moderate
May3Moderate
Jun2Low
Jul2Moderate
Aug3Moderate
Sep5Moderate
Oct8Very high
Nov9Very high
Dec12Extreme
Location & terrain

Where is El Bolsón?

El Bolsón sits at 42.0°S, 71.5°W, 320 m above sea level, in Argentina. The nearest listed city is Bariloche, 93 km away.

Topography around El Bolsón

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of El Bolsón.

Within 3 km, the terrain around El Bolsón has large variations in elevation — a maximum elevation change of 720 m around an average of 403 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,052 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,469 m.

The land around El Bolsón is covered by trees (64%) within 3 km, trees (60%) and grassland (27%) within 16 km, and trees (42%) and grassland (38%) within 80 km.

3 km
720 m
16 km
2,052 m
80 km
2,469 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainsnow and icewater
December weather nearby: Bariloche 93 km · Esquel 107 km · Puerto Montt 129 km · Calbuco 134 km · Puerto Varas 140 km · Llanquihue 145 km · Frutillar 157 km · Maullín 175 km

Argentina travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / I
220 V · 50 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$14,898
2025
Happiness
6.4 / 10
World Happiness, 2025
Homicide rate
4.5
per 100k, 2023
Road deaths
14.1
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 575
Religion
Roman Catholic 63%none 19%Evangelical 15%Jehovah's Witness and Church of Jesus Christ 1%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for El Bolsón (-41.9605°, -71.5334°, elevation 320 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).